using Hutopy.Infrastructure.Emailer.Configuration;
using Hutopy.Infrastructure.Emailer.Contracts;
using Microsoft.Extensions.Options;
using PostmarkDotNet;

namespace Hutopy.Infrastructure.Emailer.Services;

public class PostmarkEmailSender : IEmailSender
{
    private readonly PostmarkClient _client;
    private readonly EmailerOptions _options;

    public PostmarkEmailSender(IOptions<EmailerOptions> options)
    {
        _options = options.Value;
        _client = new PostmarkClient(_options.ApiKey);
    }

    public async Task SendEmailAsync(string email, string subject, string message)
    {
        PostmarkResponse? sendResult = await _client.SendMessageAsync(new PostmarkMessage
        {
            From = _options.FromEmail,
            To = email,
            Subject = subject,
            HtmlBody = message,
            TrackOpens = true,
            MessageStream = "outbound" // Optional: use "broadcast" for bulk
        });

        if (sendResult.Status != PostmarkStatus.Success)
        {
            throw new InvalidOperationException(
                $"Postmark failed to send email: {sendResult.Message}");
        }
    }
}